package com.example.demo.service;

import com.example.demo.dao.SysUserMapper;
import com.example.demo.domain.SysUser;
import org.springframework.beans.factory.annotation.Autowired;

public class SysUserServiceImp {
    @Autowired
    private SysUserMapper userMapper;
    public SysUser getSysById(Long userId){
        userMapper.getSysUserById(userId);
        return null;
    }
}
